● ReplyController ( 댓글 조회 ) > SPRING_DATA_JPA

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package web.controller;

import java.util.HashMap;

import java.util.Map;

import org.springframework.http.MediaType;

import org.springframework.validation.BindException;

import org.springframework.validation.BindingResult;

import org.springframework.web.bind.annotation.GetMapping;

import org.springframework.web.bind.annotation.PathVariable;

import org.springframework.web.bind.annotation.PostMapping;

import org.springframework.web.bind.annotation.RequestBody;

import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.web.bind.annotation.RestController;

import io.swagger.v3.oas.annotations.Operation;

import jakarta.validation.Valid;

import lombok.RequiredArgsConstructor;

import lombok.extern.log4j.Log4j2;

import web.dto.PageRequestDTO;

import web.dto.PageResponseDTO;

import web.dto.ReplyDTO;

import web.service.ReplyService;

@RestController

@Log4j2

@RequestMapping("/replies")

@RequiredArgsConstructor

public class ReplyController {

private final ReplyService replyService;

@Operation(summary = "Replies POST", description = "POST 방식으로 댓글 등록")

@PostMapping(value = "/", consumes = MediaType.APPLICATION_JSON_VALUE)

public Map<String, Long> register(@Valid @RequestBody ReplyDTO replyDTO, BindingResult bindingResult) throws BindException {

log.info(replyDTO);

if(bindingResult.hasErrors()) {

throw new BindException(bindingResult);

}

Map<String, Long> resultMap = new HashMap<>();

Long rno = replyService.register(replyDTO);

resultMap.put("rno", rno);

return resultMap;

}

@Operation(summary = "Replies of Board", description = "GET 방식으로 댓글 목록")

@GetMapping(value = "/list/{bno}")

public PageResponseDTO<ReplyDTO> getList(@PathVariable("bno") Long bno, PageRequestDTO pageRequestDTO){

PageResponseDTO<ReplyDTO> responseDTO = replyService.getListOfBoard(bno, pageRequestDTO);

return responseDTO;

}

@Operation(summary = "Read Reply", description = "GET 방식으로 댓글 조회")

@GetMapping(value = "/{rno}")

public ReplyDTO getReplyDTO(@PathVariable("rno") Long rno) {

ReplyDTO replyDTO = replyService.read(rno);

return replyDTO;

}

}